Current File : //home/silvzytp/ccd-ind-code/vendor/laravel/framework/src/Illuminate/Queue/Middleware/WithoutOverlapping.php
<?php
namespace Illuminate\Queue\Middleware;
use Illuminate\Container\Container;
use Illuminate\Contracts\Cache\Repository as Cache;
use Illuminate\Support\InteractsWithTime;
class WithoutOverlapping
{
use InteractsWithTime;
/**
* The job's unique key used for preventing overlaps.
*
* @var string
*/
public $key;
/**
* The number of seconds before a job should be available again if no lock was acquired.
*
* @var \DateTimeInterface|int|null
*/
public $releaseAfter;
/**
* The number of seconds before the lock should expire.
*
* @var int
*/
public $expiresAfter;
/**
* The prefix of the lock key.
*
* @var string
*/
public $prefix = 'laravel-queue-overlap:';
/**
* Share the key across different jobs.
*
* @var bool
*/
public $shareKey = false;
/**
* Create a new middleware instance.
*
* @param string $key
* @param \DateTimeInterface|int|null $releaseAfter
* @param \DateTimeInterface|int $expiresAfter
* @return void
*/
public function __construct($key = '', $releaseAfter = 0, $expiresAfter = 0)
{
$this->key = $key;
$this->releaseAfter = $releaseAfter;
$this->expiresAfter = $this->secondsUntil($expiresAfter);
}
/**
* Process the job.
*
* @param mixed $job
* @param callable $next
* @return mixed
*/
public function handle($job, $next)
{
$lock = Container::getInstance()->make(Cache::class)->lock(
$this->getLockKey($job), $this->expiresAfter
);
if ($lock->get()) {
try {
$next($job);
} finally {
$lock->release();
}
} elseif (! is_null($this->releaseAfter)) {
$job->release($this->releaseAfter);
}
}
/**
* Set the delay (in seconds) to release the job back to the queue.
*
* @param \DateTimeInterface|int $releaseAfter
* @return $this
*/
public function releaseAfter($releaseAfter)
{
$this->releaseAfter = $releaseAfter;
return $this;
}
/**
* Do not release the job back to the queue if no lock can be acquired.
*
* @return $this
*/
public function dontRelease()
{
$this->releaseAfter = null;
return $this;
}
/**
* Set the maximum number of seconds that can elapse before the lock is released.
*
* @param \DateTimeInterface|\DateInterval|int $expiresAfter
* @return $this
*/
public function expireAfter($expiresAfter)
{
$this->expiresAfter = $this->secondsUntil($expiresAfter);
return $this;
}
/**
* Set the prefix of the lock key.
*
* @param string $prefix
* @return $this
*/
public function withPrefix(string $prefix)
{
$this->prefix = $prefix;
return $this;
}
/**
* Indicate that the lock key should be shared across job classes.
*
* @return $this
*/
public function shared()
{
$this->shareKey = true;
return $this;
}
/**
* Get the lock key for the given job.
*
* @param mixed $job
* @return string
*/
public function getLockKey($job)
{
return $this->shareKey
? $this->prefix.$this->key
: $this->prefix.get_class($job).':'.$this->key;
}
}
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